sampling point
River Exe At Ashley

Description	RIVER EXE AT ASHLEY SAMPLING DISCONTINUED - SEE URN WSTW7788B
Sampling point ID	SW-70550110
Type	Freshwater – Rivers
Status	closed
Location	easting northing: 295280 110050 lat lon: 50.88042, -3.489915
Area	Devon And Cornwall
Sub-Area	East Devon And Cornwall
Summary	100 samples taken between 2012 and 2002

Determinands identify a property which can be measured on a sample or the sampling environment, together with the units in which the result of that measurement will be expressed.

40 determinands have been measured at this site

Al- Filtered
Alky pH 4.5
Ammonia(N)
BOD ATU
C - Org Filt
CHLOR A
CHLOROPHYLL
Ca Filtered
Calcium - Ca
Cd Filtered
Chlorophyl-A
Cond @ 25C
Cr- Filtered
Cu Filtered
Fe- Filt
Hardness
Magnesium-Mg
Mg Filtered
N Inorganic
N Oxidised
NH3 un-ion
Ni- Filtered
Nitrate-N
Nitrite-N
O Diss %sat
Orthophospht
Oxygen Diss
Pb Filtered
Phosphate
Phosphorus-P
Potassium- K
SiO2 Rv
Sld Sus@105C
Temp Water
Type of Flow
WethPresPrec
WethPresTemp
Zinc - as Zn
Zn- Filtered
pH

Displaying the twenty most recent samples. You can see all 100 sample results (note that in some cases this may take a considerable time, and use significant data bandwidth).

Samples from 27 Feb 2012 to 30 Nov 2012

Notation	Determinand	Units	27 Feb 2012 12:40	4 Apr 2012 12:35	30 Apr 2012 08:44	1 Jun 2012 10:12	3 Jul 2012 14:38	7 Aug 2012 10:20	13 Sep 2012 09:49	23 Oct 2012 13:01	7 Nov 2012 13:48	30 Nov 2012 11:56
0052	Lead, Dissolved	μg/l		< 2
0061	pH		7.7	8.2	7.6	8	7.5	7.8	7.7	7.4	7.5	7.6
0076	Temperature of Water	°C	8.7	7.9	7.9	16.3	13.5	14	12.3	11.9	9.2	6.2
0077	Conductivity at 25 C	μs/cm	143	196	109	199	110	176	173	151	141	144
0111	Ammoniacal Nitrogen as N	mg/l	< 0.03	0.103	0.06	0.053	0.03	< 0.03	0.04	< 0.03	< 0.03	0.039
0116	Nitrogen, Total Oxidised as N	mg/l	1.79	1.96	1.67	2.35	1.28	2.06	2.03	1.95	1.97	2.17
0117	Nitrate as N	mg/l	1.78	1.94	1.67	2.33	1.27	2.05	2.02	1.94	1.96	2.17
0118	Nitrite as N	mg/l	0.0103	0.0198	< 0.004	0.0212	0.0073	0.0129	0.0144	0.0074	0.0064	0.0044
0119	Ammonia un-ionised as N	mg/l	< 0.00025	0.00161	0.00038	0.00153	0.00023	< 0.00047	0.00044	< 0.00016	< 0.00017	0.00022
0135	Solids, Suspended at 105 C	mg/l					8.22				5.3
0158	Hardness, Total as CaCO3	mg/l					38.4				49.5
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	36	54	26	55	31	51	50	44	40	39
0180	Orthophosphate, reactive as P	mg/l	< 0.02	< 0.02	0.07	< 0.02	0.023	0.032	0.029	0.022	< 0.02	0.074
0237	Magnesium	mg/l					2.42				3.11
0241	Calcium	mg/l					11.4				14.7
0301	Carbon, Organic, Dissolved as C :- {DOC}	mg/l					4.91				1.4
3410	Nickel, Dissolved	μg/l		< 1
6450	Copper, Dissolved	μg/l		< 1
6455	Zinc	μg/l		< 5
6460	Iron, Dissolved	μg/l					171				54.2
9901	Oxygen, Dissolved, % Saturation	%	98.5	109	88.2	102	96	96	98	101	103	99.6
9924	Oxygen, Dissolved as O2	mg/l	11.4	12.9	10.5	9.98	9.98	9.87	10.5	10.9	11.8	12.3

Samples from 12 May 2011 to 31 Jan 2012

Notation	Determinand	Units	12 May 2011 12:30	8 Jun 2011 12:30	4 Jul 2011 10:30	8 Aug 2011 12:55	14 Sep 2011 12:50	27 Oct 2011 14:05	8 Nov 2011 14:45	5 Dec 2011 13:30	4 Jan 2012 12:40	31 Jan 2012 12:41
0052	Lead, Dissolved	μg/l			< 2			< 2			< 2
0061	pH		8.1	7.9	7.2	7.1	7.7	7.5	7.6	7.7	7.31	7.4
0076	Temperature of Water	°C	14.1	15.9	15.6	15	12.7	10.8	10	7.2	7.7	4.7
0077	Conductivity at 25 C	μs/cm	192	202	151	96	118	141	148	123	133	183
0111	Ammoniacal Nitrogen as N	mg/l	0.095	0.169	0.155	0.033	0.04	0.1	0.032	0.035	< 0.03	0.052
0116	Nitrogen, Total Oxidised as N	mg/l	2.09	2.41	1.61	0.79	1.05	2.16	2.04	1.64	2.41	2.36
0117	Nitrate as N	mg/l	2.05	2.36	1.59	0.784	1.04	2.15	2.03	1.63	2.41	2.35
0118	Nitrite as N	mg/l	0.0405	0.0486	0.0192	0.006	0.012	0.0136	0.0093	0.0074	< 0.004	0.0085
0119	Ammonia un-ionised as N	mg/l	0.00234	0.00379	0.00069	0.00011	0.00045	0.00062	0.00023	0.00026	< 0.0001	0.00016
0162	Alkalinity to pH 4.5 as CaCO3	mg/l	54	53	37	27	30	38	37	33	28	38
0180	Orthophosphate, reactive as P	mg/l	0.069	0.113	0.062	0.032	0.031	0.063	0.021	< 0.02	< 0.02	0.025
3410	Nickel, Dissolved	μg/l			< 1			2.4			< 1
6450	Copper, Dissolved	μg/l			< 1			2.9			< 1
6455	Zinc	μg/l			5.44			43.8			7.33
9901	Oxygen, Dissolved, % Saturation	%	105	106	98	111	101	98	100	93	99.4	94.2
9924	Oxygen, Dissolved as O2	mg/l	10.8	10.5	9.73	11.2	10.7	10.8	11.3	11.2	11.8	12.1

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sampling point River Exe At Ashley

Determinands

Sampling results

Samples from 27 Feb 2012 to 30 Nov 2012

Samples from 12 May 2011 to 31 Jan 2012

sampling point
River Exe At Ashley